Today is Groundhog Day, a North American festival which reckons that “if a groundhog emerges from its burrow on this day and fails to see its shadow because the weather is cloudy, winter will soon end. If the groundhog sees its shadow because the weather is bright and clear, it will be frightened and run back into its hole, and the winter will continue for six more weeks.” So in celebration, we’re posting Woodstock, Illinois, the location where most of the scenes from the excellent Bill Murray comedy of the same name were filmed (although it was actually…